Bump org.jetbrains.kotlinx:kotlinx-serialization-json

Bumps [org.jetbrains.kotlinx:kotlinx-serialization-json](https://github.com/Kotlin/kotlinx.serialization) from 1.5.1 to 1.7.0.
- [Release notes](https://github.com/Kotlin/kotlinx.serialization/releases)
- [Changelog](https://github.com/Kotlin/kotlinx.serialization/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx.serialization@v1.5.1...v1.7.0)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlinx:kotlinx-serialization-json
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

gradle/libs.versions.toml

@@ -87,7 +87,7 @@ pokeapi = "com.github.lexa-diky:pokeapi-kotlin:d4fa57d81f"
 
 # Serialization
 snakeyaml = "org.yaml:snakeyaml:2.2"
-kotlin-serialization-json = "org.jetbrains.kotlinx:kotlinx-serialization-json:1.5.1"
+kotlin-serialization-json = "org.jetbrains.kotlinx:kotlinx-serialization-json:1.7.0"
 
 # Code generation
 kotlinpoet = "com.squareup:kotlinpoet:1.15.3"